1293180140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{543353}}^1$

素因数の和:543386

約数の個数: 48

約数和(自身を含む): 3286204992

約数和(自身を除く): 1993024852

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 543353, 1086706, 2173412, 2716765, 3803471, 5433530, 7606942, 9237001, 10867060, 15213884, 18474002, 19017355, 36948004, 38034710, 46185005, 64659007, 76069420, 92370010, 129318014, 184740020, 258636028, 323295035, 646590070, 1293180140]

約数ペア:

[(1, 1293180140), (2, 646590070), (4, 323295035), (5, 258636028), (7, 184740020), (10, 129318014), (14, 92370010), (17, 76069420), (20, 64659007), (28, 46185005), (34, 38034710), (35, 36948004), (68, 19017355), (70, 18474002), (85, 15213884), (119, 10867060), (140, 9237001), (170, 7606942), (238, 5433530), (340, 3803471), (476, 2716765), (595, 2173412), (1190, 1086706), (2380, 543353)]